Mercurial > python-cmd2
changeset 212:9c4c4d012a92
parameter onchange hook
author | catherine@Elli.myhome.westell.com |
---|---|
date | Sat, 14 Mar 2009 20:03:57 -0400 |
parents | 5da7d72e72ee |
children | 500955dece3f |
files | cmd2.py |
diffstat | 1 files changed, 6 insertions(+), 0 deletions(-) [+] |
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--- a/cmd2.py Thu Mar 12 07:58:32 2009 -0400 +++ b/cmd2.py Sat Mar 14 20:03:57 2009 -0400 @@ -699,6 +699,12 @@ val = cast(currentVal, val) setattr(self, paramName, val) self.stdout.write('%s - was: %s\nnow: %s\n' % (paramName, currentVal, val)) + if currentVal != val: + try: + onchange_hook = getattr(self, '_onchange_%s' % paramName) + onchange_hook(old=currentVal, new=val) + except AttributeError: + pass else: self.do_show(paramName) except (ValueError, AttributeError, NotSettableError), e: